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The Guardian - UK
The Guardian - UK
Science
Alex Bellos

Did you solve it? 24 hour puzzle people

Steve Coogan in 24 Hour Party People.
Steve Coogan in 24 Hour Party People. Photograph: Allstar/CHANNEL FOUR

Earlier today I set you four Masyu puzzles from the 24 Hour Puzzle Championship. Click here for a printable sheet of the puzzles.

The solutions are:

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I set a puzzle here every two weeks on a Monday. I’m always on the look-out for great puzzles. If you would like to suggest one, email me.

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